Tumor regression grades in locally advanced gastroesophageal adenocarcinoma: associations with survival, pathological risk factors, and molecular biomarkers in a 19-year real-world cohort
Background Tumor regression grade (TRG) after neoadjuvant therapy has been proposed as a prognostic marker in resectable gastroesophageal adenocarcinoma, yet its independent value beyond pathological staging remains uncertain. Materials and methods This retrospective single-center study included 692 patients with local...